化学是一门以实验为基础的科学。
物理学是一门以实验为基础的学科。
化学是一门以实验为基础的学科。
化学是一门以实验为基础的学科。
以实验本身来说，这项发现没什么意义。
设计：以实验动物为研究对象的实验研究。
DESIGN: experimental study based on the experimental animals.
目的以实验研究选择痤疮洗剂的最佳稳定剂。
设计：以实验动物为研究对象，前瞻性、对照研究。
DESIGN: Prospective case control study based on experimental animals.
设计：以实验动物为研究对象，随机对照的实验研究。
DESIGN: a randomized controlled experimental study based on the experimental animals.
这是有关汇编语言的程序设计实例，以实验报告的形式给出。
This is the assembly language programming examples, the report of the experiment is given.
设计：以实验动物为研究对象的完全随机设计，对照实验研究。
Design: Complete random design and control experimental study based on the experimental animals.
设计：以实验动物为研究对象，完全随机设计，对照实验研究。
DESIGN: a completely randomized controlled experimental study based on the experimental animals.
天然药物化学是一门以实验为基础的科学，它与社会、环境紧密联系。
Natural pharmaceutical chemistry, based on experiment, has much to do with society and environment.
设计：以实验动物为研究对象，完全随机分组设计，探索性实验研究。
Design: Completely random grouping design and exploratory experimental research based on the experimental animals.
他们收集血样以在一个国家实验室做化验分析。
They collect blood samples for analysis at a national laboratory.
这是第一次正式以实地实验的方式对这个问题进行检验。
This was the first experiment to formally put that question to a practical test.
西村说，她正在计划进行其他实验以研究这些可能性。
Nishimura is planning other experiments to investigate these possibilities, she said.
我和我妻子之间一直以互相取笑为生活的调剂。自从这个实验开始，她就成我为多相睡眠先生。
My wife and I have been poking fun at each other since this experiment began.
人和动物杂交实验均告以失败(见“人类/动物/杂交”。)
Human Hybrid Experiments Fail (See "Human/Animal/ Hybrid" link below.)
我们做了许多科学实验以测试这条河是否健康，令人惊奇的是，这条河很健康！
We did many scientific tests to see if the river was healthy. Surprisingly, it was!
即使是在药品实验中，研究人员也并没有足够的尝试，以从失败中学习。
Even in drugs trials researchers do not try hard enough to learn from failure.
以在实验中不断失败的男孩为例
他篡改了实验结果以证明他的理论。
进行了一项实验以检查某些标准的可靠性。
An experiment was carried out to check up on the reliability of certain criteria.
实验组以带管芯的气管导管行盲探经鼻气管插管术，对照组则不带管芯。
The catheters with core was selected in experiment group, and without core in control group.
论文以理论分析和具体实验相结合。
Theoretical analysis and idiographic experiment are combined in the study.
本课程以实作课程部分中之广泛的实验资讯为重点。
This course features extensive lab information in the LABS section.
这个现象引导科研人员进行了进一步的实验，以明确其在DNA修复中的作用原理。
This led them to the functional experiments that established its role in DNA repair.
这个现象引导科研人员进行了进一步的实验，以明确其在DNA修复中的作用原理。
This led them to the functional experiments that established its role in DNA repair.
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